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Canon EF 300mm f/4L IS USM - page 1
EF300mm F4L IS USM Instruction ...
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Canon EF 300mm f/4L IS USM - page 2
ENG-1 Thank you for purchasing a Canon product. Developed for Canon EOS cameras, the Canon EF 300mm f/4L IS Ultrasonic lens is an interchangeable SLR lens equipped with a dual-mode Image Stabilizer (IS). The Image Stabilizer reduces blur caused by camera shake approximately two full shutter speeds compared to normal handheld shooting. Features 1. T ...
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Canon EF 300mm f/4L IS USM - page 3
ENG-2 a Safety Precautions (1) Whether it is attached to the camera or not, do not leave the lens under the sun without the lens cap attached. This is to prevent the lens from concentrating the sun’s rays which can cause a fire. (2) Do not look at the sun or a bright light source through the lens or camera. Doing so can result in loss of vision. ...
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Canon EF 300mm f/4L IS USM - page 4
ENG-3 Nomenclature STABILIZER MODE 1 2 STABILIZER IO AF MF •1.5m – •3m – Built-in hood Focusing ring Image Stabilizer switch Image Stabilizer mode switch Focus mode switch Lens mount index Distance range limiter switch Contacts Distance scale window Tripod collar mount Tripod collar index ...
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Canon EF 300mm f/4L IS USM - page 5
ENG-4 • After detaching the lens, attach the dust cap to the rear of the lens to protect the electrical contacts and lens surface from scratching. • If the contacts are dirty, scratched, or soiled with fingerprints, etc., corrosion or a faulty connection or operation may result. • If the lens surface is dirty, the lens may not autofocus prope ...
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Canon EF 300mm f/4L IS USM - page 6
ENG-5 To enable autofocus, set the focus mode switch to AF. To focus manually, set the focus mode switch to MF and turn the focusing ring. One of two focusing distance ranges can be set with the focusing limiter switch: 1.5 m - infinity or 3 m - infinity. 2. Setting the Focus Mode 3. Switching the Focusing Distance Range • Before switching the fo ...
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Canon EF 300mm f/4L IS USM - page 7
ENG-6 Full-time manual focusing enables you to focus manually even in the autofocus mode. Set the camera to One-Shot AF. After focus is achieved, hold down the shutter button halfway and turn the focusing ring to focus manually. 5. Full-time Manual Focusing 4. Macro Mechanism This lens is equipped with a macro mechanism for low magnification close- ...
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Canon EF 300mm f/4L IS USM - page 8
ENG-7 3) Using flash is undesirable. Attachments None With EF 1.4 × ll With EF 2 × ll Shutter Speed 1/30 - 1/125 sec. 1/40 - 1/200 sec. 1/60 - 1/250 sec. The Image Stabilizer is effective with the following shutter speeds: ■ Image Stabilizer Mode 2 Use this mode when panning a shot. It helps to steady the image in the viewfinder. Turn on ( ｜ ...
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Canon EF 300mm f/4L IS USM - page 9
ENG-8 • If the camera’s Custom Function is used to alter the AF activation method, the Image Stabilizer will be activated by the altered method. • Before shooting, look through the viewfinder and check that the image has been stabilized. • The Image Stabilizer operates normally even with Extender EF 1.4 × ll attached. • With Extender EF2 ...
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Canon EF 300mm f/4L IS USM - page 10
ENG-9 •D o not turn on ( ｜ ) the Image Stabilizer switch when using the camera on a tripod. Doing so may cause Image Stabilizer misoperation. Turn off the Image Stabilizer before using the camera on a tripod. • For bulb exposures, turn off ( ○ ) the Image Stabilizer switch to prevent misoperation. • With the EOS-1V/HS, 3, ELAN 7E/ELAN 7/3 ...
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Canon EF 300mm f/4L IS USM - page 11
ENG-10 Turn the tripod collar’s lock nut to loosen. Align the tripod collar’s red dot with the lens mount index, then pull the tripod collar as shown by the arrow. To compensate for shifts in the lens’ infinity position on the distance scale due to temperature changes, the focusing ring can be turned slightly beyond the normal infinity positi ...
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Canon EF 300mm f/4L IS USM - page 12
ENG-11 ■ Attaching the tripod collar Detach the lens from the camera. Turn the tripod collar’s lock nut to loosen. Align the tripod collar’s red dot with the lens mount index, then align the tripod collar’s index mark with the lens’ distance scale index. 1 2 3 4 9. Hood The hood guards the front part of the lens against rain, snow, dust a ...
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Canon EF 300mm f/4L IS USM - page 13
ENG-12 With EF 1.4 × ll With EF 2 × ll Focal Length 420mm 600mm Diagonal Extent 6°10' 4°10' Angle of View Vertical Extent 3°20' 2°20' Horizontal Extent 5° 3°30' Max. Magnification 0.33 × 0.47 × Focus Mode AF enabled* Manual focus Aperture Range f/5.6-f/45 f/8-f/64 • The polarizing filter cannot be used together ...
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Canon EF 300mm f/4L IS USM - page 14
ENG-13 This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Do not make any changes or modifications to the equipment unless ot ...
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Canon EF 300mm f/4L IS USM - page 15
© CANON INC. 2002 CT1-7514-006 2006.9.1 ...
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